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Hsing-Chi Yeh
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Taichung City, TW
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Patents Grants
last 30 patents
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Patent Grant
Hat with flexible panels
Patent number
11,259,585
Issue date
Mar 1, 2022
Ching-Hsiu Yeh
A42 - HEADWEAR
Patents Applications
last 30 patents
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Patent Application
ENERGY AND AIR SAVING PNEUMATIC BARRIER DEVICE
Publication number
20240018731
Publication date
Jan 18, 2024
Ching-Hsiu Yeh
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
ENERGY-SAVING AND GAS-EFFICIENT PNEUMATIC BARRIER GATE DEVICE
Publication number
20240018732
Publication date
Jan 18, 2024
Ching-Hsiu Yeh
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
HAT WITH FLEXIBLE PANELS
Publication number
20210298405
Publication date
Sep 30, 2021
Ching-Hsiu Yeh
A42 - HEADWEAR